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Tufted perennial 300-600 mm high; old leaf sheaths firm, erect, fibrous. Leaf blade 80-200 x 2-4 mm. Inflorescence open, scabrid; pedicels and branches glabrous to rarely sparsely scabrid, at least some shorter to almost as long as spikelets. Spikelet 15-50 x 3-6 mm (including awns), linear, purplish, hairy; lower glume 1-3-nerved; upper glume 3-5-nerved; lemma 10-15 mm long; awn 3-6 mm long; palea ciliate on keels, minutely hairy between keels; callus scar circular; anthers 4-7 mm long.
Perennial; up to 0.6 m high; tufted. Leaf blades 80-200 x 2-4 mm. Flowers: panicle open; pedicels glabrous or sparsely scabrid; almost as long as spikelets; spikelets 15-50 x 3-6 mm; linear; purplish; densely hairy; moderately laterally compressed to terete; lower glume 1-3-nerved; upper 3-5-nerved; lemmas 10-15 mm long; awns 3-6 mm long; anthers 4-7 mm long.
